| Order | Authors | Frequency | Ratio | Percentage |
| 1 | Eich, HT | 5 | 0.3566 | 0.566 | 2 | Li, Y | 5 | 0.3566 | 0.7133 | 3 | Elsayad, K | 4 | 0.2853 | 0.9986 | 4 | Ota, M | 4 | 0.2853 | 1.2839 | 5 | Bischof, M | 3 | 0.2140 | 1.4979 | 6 | Patti, C | 3 | 0.2140 | 1.7118 | 7 | Moustakis, C | 3 | 0.2140 | 1.9258 | 8 | Iversen, L | 3 | 0.2140 | 2.1398 | 9 | Hennenfent, K | 3 | 0.2140 | 2.3538 | 10 | Gniadecki, R | 3 | 0.2140 | 2.5679 | 11 | Meng, Y | 3 | 0.2140 | 2.7817 | 12 | Galia, M | 3 | 0.2140 | 2.9957 | 13 | Kamstrup, MR | 3 | 0.2140 | 3.2097 | 14 | Ugurel, S | 3 | 0.2140 | 3.4237 | 15 | Galaznik, A | 3 | 0.2140 | 3.6377 | 16 | Brocker, EB | 3 | 0.2140 | 3.8516 | 17 | Ike, H | 3 | 0.2140 | 4.0656 | 18 | Kinugasa, T | 3 | 0.2140 | 4.2796 | 19 | Sugihara, K | 3 | 0.2140 | 4.4936 | 20 | Becker, JC | 3 | 0.2140 | 4.7076 | 21 | Bell, J | 3 | 0.2140 | 4.9215 | 22 | Haverkamp, U | 3 | 0.2140 | 5.1355 | 23 | Mule, A | 3 | 0.2140 | 5.3495 | 24 | Debus, J | 3 | 0.2140 | 5.5635 | 25 | Brualla, L | 3 | 0.2140 | 5.7775 | 26 | Sauerwein, W | 3 | 0.2140 | 5.9914 | 27 | Albano, D | 3 | 0.2140 | 6.2054 | 28 | Eadd, M | 3 | 0.2140 | 6.4194 | 29 | Shou, Y | 3 | 0.2140 | 6.6334 | 30 | Specht, L | 3 | 0.2140 | 6.8474 |
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